Or maybe the transformer followed by a buck regulator? Better for the dissipation. We just had a lengthy discussion about cheap buck regulators. > -----Original Message----- > From: Vasile Surducan [mailto:vasile@L30.ITIM-CJ.RO] > Sent: Tuesday, September 11, 2001 5:31 AM > To: PICLIST@MITVMA.MIT.EDU > Subject: Re: [EE]: High Current Variable Voltage Power Supply > > > Or using a 200W transformer ( 220 or 110/20V,10A )and a > linear supply with > minimum 50W dissipation. You'll have some problems with > regulation near > 1.5V if you choose only one polarity supply. > -- http://www.piclist.com hint: The PICList is archived three different ways. See http://www.piclist.com/#archives for details.